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CAS No 78-98-8 , 2-oxopropanal

  • Name: 2-oxopropanal
  • Synonyms: 2-oxopropanal; pyruvaldehyde;methylglyoxal; Acetylformyl; Propanedione; 2-Oxopropanal; Propanolone; 2-Ketopropionaldehyde; acetylformaldehyde; pyruvic aldehyde;
  • CAS Registry Number:
  • Melting Point: 25 ºC
  • Flash Point: 9
  • Boiling Point: 72 ºC
  • Density: 1.0455
  • Refractive index: 1.4209
  • Water Solubility: >=10 G/100 ML AT 17 ºC
  • Safety Statements: R22;R36
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 9
  • EINECS: 201-164-8
  • Molecular Weight: 72.06266
  • InchiKey: AIJULSRZWUXGPQ-UHFFFAOYSA-N
  • InChI: InChI=1S/C3H4O2/c1-3(5)2-4/h2H,1H3
  • Risk Statements: S26;S36
  • Molecular Formula: C3H4O2
  • Molecular Structure:CAS No:78-98-8 2-oxopropanal

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78-98-8 Pyruvaldehyde

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78-98-8 PYRUVIC ALDEHYDE; 35% W/W AQUEOUS SOLUTION

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78-98-8 Methylglyoxal

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References of 2-oxopropanal
Title: Methylglyoxal
CAS Registry Number: 78-98-8
CAS Name: 2-Oxopropanal
Synonyms: pyruvaldehyde; 2-ketopropionaldehyde; acetylformaldehyde
Molecular Formula: C3H4O2
Molecular Weight: 72.06
Percent Composition: C 50.00%, H 5.60%, O 44.41%
Line Formula: CH3COCHO
Literature References: Physiological metabolite formed by the fragmentation of triosephosphates and by the metabolism of acetone; synthesized by microorganisms. Also occurs in a variety of foods and beverages such as coffee. Reacts with nucleic acids and proteins under physiological conditions serving as a signal for their degradation. Prepn: H. v. Pechmann, Ber. 20, 3213 (1887); H. O. L. Fischer, C. Taube, ibid. 57, 1502 (1924); eidem, ibid. 59, 857 (1926); M. W. Kellum et al., Anal. Biochem. 85, 586 (1978). GC determn in food and biological samples: S. Ohmori et al., J. Chromatogr. 415, 221 (1987). Review of natural occurrance and metabolism in microorganisms: Y. Inoue, A. Kimura, Adv. Microb. Physiol. 37, 177-227 (1995). Review of physiological significance and role in pathogenesis: P. J. Thornalley, Gen. Pharmacol. 27, 565-573 (1996).
Properties: Clear, yellow liquid, pungent odor. bp760 72°. d24 1.0455. nD17.5 1.4002. Hygroscopic. Polymerizes very readily, forming a brittle, resinous mass. Sol in water and alcohol, giving colorless solns.
Boiling point: bp760 72°
Index of refraction: nD17.5 1.4002
Density: d24 1.0455
 
Derivative Type: Oxime see Isonitrosoacetone